Home / 40,416,539.70-60,633,666.90-19,956,061.20

Finding the Fourth Proportional to 40,416,539.70, 60,633,666.90 and 19,956,061.20

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Solution

The fourth proportional to 40,416,539.70, 60,633,666.90 and 19,956,061.20 is: 29,938,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416,539.70 : 60,633,666.90 = 19,956,061.20 : x
  2. Step 2: Convert to fraction form
    40,416,539.70/60,633,666.90 = 19,956,061.20/x
  3. Step 3: Cross multiply
    40,416,539.70x = 60,633,666.90 × 19,956,061.20
  4. Step 4: Simplify right side
    40,416,539.70x = 1,210,009,167,436,814.25
  5. Step 5: Solve for x
    x = 1,210,009,167,436,814.25/40,416,539.70
  6. Step 6: Final answer
    x = 29,938,465.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.